config: add Window

jay-config/src/input.rs

@@ -10,6 +10,7 @@ use {
         input::{acceleration::AccelProfile, capability::Capability},
         keyboard::{Keymap, mods::Modifiers},
         video::Connector,
+        window::Window,
     },
     serde::{Deserialize, Serialize},
     std::time::Duration,
@@ -478,6 +479,20 @@ impl Seat {
     pub fn toggle_float_pinned(self) {
         self.set_float_pinned(!self.float_pinned());
     }
+
+    /// Returns the focused window.
+    ///
+    /// If no window is focused, [`Window::exists`] returns false.
+    pub fn window(self) -> Window {
+        get!(Window(0)).get_seat_keyboard_window(self)
+    }
+
+    /// Puts the keyboard focus on the window.
+    ///
+    /// This has no effect if the window is not visible.
+    pub fn focus_window(self, window: Window) {
+        get!().focus_window(self, window)
+    }
 }
 
 /// A focus-follows-mouse mode.